1/*
2 * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
3 *
4 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
5 *
6 * Licensed under GPLv2.
7 */
8#include "at91sam9g20.dtsi"
9
10/ {
11	chosen {
12		u-boot,dm-pre-reloc;
13		stdout-path = &dbgu;
14	};
15
16	memory {
17		reg = <0x20000000 0x4000000>;
18	};
19
20	clocks {
21		slow_xtal {
22			clock-frequency = <32768>;
23		};
24
25		main_xtal {
26			clock-frequency = <18432000>;
27		};
28	};
29
30	ahb {
31		apb {
32			pinctrl@fffff400 {
33				board {
34					pinctrl_pck0_as_mck: pck0_as_mck {
35						atmel,pins =
36							<AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;	/* PC1 periph B */
37					};
38
39				};
40
41				mmc0_slot1 {
42					pinctrl_board_mmc0_slot1: mmc0_slot1-board {
43						atmel,pins =
44							<AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;	/* PC9 gpio CD pin pull up and deglitch */
45					};
46				};
47			};
48
49			dbgu: serial@fffff200 {
50				u-boot,dm-pre-reloc;
51				status = "okay";
52			};
53
54			usart0: serial@fffb0000 {
55				pinctrl-0 =
56					<&pinctrl_usart0
57					 &pinctrl_usart0_rts
58					 &pinctrl_usart0_cts
59					 &pinctrl_usart0_dtr_dsr
60					 &pinctrl_usart0_dcd
61					 &pinctrl_usart0_ri>;
62				status = "okay";
63			};
64
65			usart1: serial@fffb4000 {
66				status = "okay";
67			};
68
69			macb0: ethernet@fffc4000 {
70				phy-mode = "rmii";
71				status = "okay";
72			};
73
74			usb1: gadget@fffa4000 {
75				atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
76				status = "okay";
77			};
78
79			mmc0: mmc@fffa8000 {
80				pinctrl-0 = <
81					&pinctrl_board_mmc0_slot1
82					&pinctrl_mmc0_clk
83					&pinctrl_mmc0_slot1_cmd_dat0
84					&pinctrl_mmc0_slot1_dat1_3>;
85				status = "okay";
86				slot@1 {
87					reg = <1>;
88					bus-width = <4>;
89					cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
90				};
91			};
92
93			ssc0: ssc@fffbc000 {
94				status = "okay";
95				pinctrl-0 = <&pinctrl_ssc0_tx>;
96			};
97
98			spi0: spi@fffc8000 {
99				cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
100				mtd_dataflash@0 {
101					compatible = "atmel,at45", "atmel,dataflash";
102					spi-max-frequency = <50000000>;
103					reg = <1>;
104				};
105			};
106
107			shdwc@fffffd10 {
108				atmel,wakeup-counter = <10>;
109				atmel,wakeup-rtt-timer;
110			};
111
112			rtc@fffffd20 {
113				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
114				status = "okay";
115			};
116
117			watchdog@fffffd40 {
118				status = "okay";
119			};
120
121			gpbr: syscon@fffffd50 {
122				status = "okay";
123			};
124		};
125
126		nand0: nand@40000000 {
127			nand-bus-width = <8>;
128			nand-ecc-mode = "soft";
129			nand-on-flash-bbt;
130			status = "okay";
131
132			at91bootstrap@0 {
133				label = "at91bootstrap";
134				reg = <0x0 0x20000>;
135			};
136
137			barebox@20000 {
138				label = "barebox";
139				reg = <0x20000 0x40000>;
140			};
141
142			bareboxenv@60000 {
143				label = "bareboxenv";
144				reg = <0x60000 0x20000>;
145			};
146
147			bareboxenv2@80000 {
148				label = "bareboxenv2";
149				reg = <0x80000 0x20000>;
150			};
151
152			oftree@80000 {
153				label = "oftree";
154				reg = <0xa0000 0x20000>;
155			};
156
157			kernel@a0000 {
158				label = "kernel";
159				reg = <0xc0000 0x400000>;
160			};
161
162			rootfs@4a0000 {
163				label = "rootfs";
164				reg = <0x4c0000 0x7800000>;
165			};
166
167			data@7ca0000 {
168				label = "data";
169				reg = <0x7cc0000 0x8340000>;
170			};
171		};
172
173		usb0: ohci@00500000 {
174			num-ports = <2>;
175			status = "okay";
176		};
177	};
178
179	i2c-gpio-0 {
180		#address-cells = <1>;
181		#size-cells = <0>;
182		status = "okay";
183
184		24c512@50 {
185			compatible = "24c512";
186			reg = <0x50>;
187		};
188
189		wm8731: wm8731@1b {
190			compatible = "wm8731";
191			reg = <0x1b>;
192		};
193	};
194
195	gpio_keys {
196		compatible = "gpio-keys";
197
198		btn3 {
199			label = "Button 3";
200			gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
201			linux,code = <0x103>;
202			wakeup-source;
203		};
204
205		btn4 {
206			label = "Button 4";
207			gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
208			linux,code = <0x104>;
209			wakeup-source;
210		};
211	};
212
213	sound {
214		compatible = "atmel,at91sam9g20ek-wm8731-audio";
215		pinctrl-names = "default";
216		pinctrl-0 = <&pinctrl_pck0_as_mck>;
217
218		atmel,model = "wm8731 @ AT91SAMG20EK";
219
220		atmel,audio-routing =
221			"Ext Spk", "LHPOUT",
222			"Int Mic", "MICIN";
223
224		atmel,ssc-controller = <&ssc0>;
225		atmel,audio-codec = <&wm8731>;
226	};
227};
228